57 lines
2.4 KiB
Python
57 lines
2.4 KiB
Python
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from sqlalchemy import Column, Integer, String, Float, DateTime, Enum, Text, ForeignKey, func
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from sqlalchemy.orm import relationship
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from app.database import Base
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import enum
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class CoilStatus(str, enum.Enum):
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WAITING = "waiting" # 等待入线
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ON_LINE = "on_line" # 在线处理
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FINISHED = "finished" # 处理完成
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ABNORMAL = "abnormal" # 异常
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class Coil(Base):
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"""钢卷主档"""
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__tablename__ = "coils"
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id = Column(Integer, primary_key=True, index=True)
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coil_no = Column(String(30), unique=True, nullable=False, index=True, comment="卷号")
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order_no = Column(String(30), index=True, comment="订单号")
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steel_grade = Column(String(30), comment="钢种")
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spec_thickness = Column(Float, comment="规格厚度mm")
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spec_width = Column(Float, comment="规格宽度mm")
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target_thickness = Column(Float, comment="目标厚度mm")
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target_width = Column(Float, comment="目标宽度mm")
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gross_weight = Column(Float, comment="毛重kg")
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net_weight = Column(Float, comment="净重kg")
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inner_diameter = Column(Float, comment="内径mm")
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status = Column(Enum(CoilStatus), default=CoilStatus.WAITING)
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plan_id = Column(Integer, ForeignKey("production_plans.id"), nullable=True)
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remark = Column(Text)
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created_at = Column(DateTime, server_default=func.now())
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updated_at = Column(DateTime, server_default=func.now(), onupdate=func.now())
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tracking = relationship("MaterialTracking", back_populates="coil")
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class MaterialTracking(Base):
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"""物料跟踪记录"""
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__tablename__ = "material_tracking"
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id = Column(Integer, primary_key=True, index=True)
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coil_id = Column(Integer, ForeignKey("coils.id"), nullable=False, index=True)
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coil_no = Column(String(30), nullable=False, index=True)
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position = Column(String(50), comment="当前位置/工位")
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event_type = Column(String(30), comment="事件类型: entry/exit/process/inspect")
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event_desc = Column(String(200), comment="事件描述")
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actual_thickness = Column(Float, comment="实测厚度")
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actual_width = Column(Float, comment="实测宽度")
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speed = Column(Float, comment="线速度m/min")
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tension = Column(Float, comment="张力N")
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operator = Column(String(50))
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event_time = Column(DateTime, nullable=False, index=True)
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created_at = Column(DateTime, server_default=func.now())
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coil = relationship("Coil", back_populates="tracking")
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